A Patient with Newly Diagnosed Type 2 Diabetes Mellitus Asks

A patient with newly diagnosed type 2 diabetes mellitus asks the nurse what "type 2" means in relation to diabetes. Which statement by the nurse about type 2 diabetes is correct?

A) Insulin is not used to control blood glucose in patients with type 2 diabetes.
B) Complications of type 2 diabetes are less serious than those of type 1 diabetes.
C) Type 2 diabetes is usually diagnosed when the patient is admitted with a hyperglycemic coma.
D) Changes in diet and exercise may be sufficient to control blood glucose levels in type 2 diabetes.